发明名称 Debris-free rain gutter cover system
摘要 A cover for a hollow rain gutter having an upwardly pitched top surface arranged to seat beneath the shingles of a roof at which the gutter has previously been secured, a downwardly pitched front surface extending towards the trough of the gutter, and a bottom surface extending towards the front lip of the gutter, in a horizontal plane below such lip-and in which rows of interrupted slots run horizontally along the front and bottom surfaces of the cover, to divert rainwater received across the top surface into the trough of the gutter. The dimensions of the interrupted slots are selected sufficiently small to keep leaves, rocks, twigs, etc. from entering the gutter while allowing the rainwater to flow smoothly.
申请公布号 US5383310(A) 申请公布日期 1995.01.24
申请号 US19930145105 申请日期 1993.11.03
申请人 SAPIA, JOHN A. 发明人 SAPIA, JOHN A.
分类号 E04D13/076;(IPC1-7):E04D13/00 主分类号 E04D13/076
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